Search

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

250 questions · 288 findings · 13 reviews · Dental public health and special care

No studies found 73 · 25.3%GRADE not reported 90 · 31.3%Very low 90 · 31.3%Low 29 · 10.1%Moderate 6 · 2.1%High 0 · 0%

Any antimicrobial mouthwash and/or nasal spray (alone or in combination), at any concentration, delivered to the patient or HCW before and/or after an AGP vs No treatment or saline or water

Incidence of symptomatic or test-positive COVID-19 infection in HCWs or patients · Patients without suspected or confirmed COVID-19 infection undergoing aerosol-generating procedures (AGPs), and the healthcare workers…

The review found no eligible studies for this question.

1 finding from 1 review

Antimicrobial mouthwash and/or nasal spray (alone or in combination), any concentration, frequency or dosage vs No treatment or saline or water

Other adverse events (allergy, irritation/burning of nasal, oral or oropharyngeal mucosa, long-term staining of mucous membranes or teeth, accidental ingestion) · Patients with suspected or confirmed COVID-19 infection

The review found no eligible studies for this question.

1 finding from 1 review

Sodium bicarbonate rinse (plus toothbrushing) vs Water rinse (plus toothbrushing)

Incidence of VAP · Critically ill patients receiving mechanical ventilation in ICU

Sodium bicarbonate rinse (plus toothbrushing) showed no clear difference in incidence of VAP compared with water rinse (plus toothbrushing); GRADE not reported.

1 finding from 1 review

Antimicrobial coolant A (chlorhexidine) vs povidone‐iodine

Reduction in level of contamination in aerosols (CFU): chlorhexidine vs povidone iodine coolant during ultrasonic scaling · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether antimicrobial coolant A (chlorhexidine) changes reduction in level of contamination in aerosols (CFU): chlorhexidine… compared with antimicrobial coolant B (povidone iodine) (very low certainty).

1 finding from 1 review

Antimicrobial coolant A (chlorhexidine) vs Antimicrobial coolant B (cinnamon extract)

Reduction in level of contamination in aerosols (CFU): chlorhexidine vs cinnamon extract coolant during ultrasonic scaling · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether antimicrobial coolant A (chlorhexidine) changes reduction in level of contamination in aerosols (CFU): chlorhexidine… compared with antimicrobial coolant B (cinnamon extract) (very low certainty).

1 finding from 1 review

Any antimicrobial mouthwash and/or nasal spray (alone or in combination), at any concentration, delivered to healthcare workers, with or without the same intervention given to the patients with COVID-19 vs No treatment or saline or water

Changes in microbiome in oral cavity, nasal cavity, oro- or nasopharynx · Healthcare workers (HCWs) treating patients with suspected or confirmed COVID-19 infection

The review found no eligible studies for this question.

1 finding from 1 review

Antimicrobial mouthwash and/or nasal spray (alone or in combination), any concentration, frequency or dosage vs No treatment or saline or water

Incidence of symptomatic or test-positive COVID-19 infection in HCWs · Patients with suspected or confirmed COVID-19 infection

The review found no eligible studies for this question.

1 finding from 1 review

Powered toothbrushing (as part of comprehensive oral care) vs Manual toothbrushing

Incidence of VAP · Critically ill patients receiving mechanical ventilation in ICU

Powered toothbrushing (as part of comprehensive oral care) showed no clear difference in incidence of VAP compared with manual toothbrushing (standard oral care); GRADE not reported.

1 finding from 1 review

High-volume evacuation (HVE) vs No HVE

Reduction in level of contamination in aerosols (CFU) at more than 1 foot from oral cavity (CCT) · People undergoing aerosol-generating procedures (AGPs) in a dental setting

High-volume evacuation (HVE) led to lower reduction in level of contamination in aerosols (CFU) at more than 1… compared with no HVE; GRADE not reported.

1 finding from 1 review

Cinnamon extract coolant vs Distilled water coolant

Reduction in level of contamination in aerosols (CFU): cinnamon extract coolant vs distilled water during ultrasonic scaling · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether cinnamon extract coolant changes reduction in level of contamination in aerosols (CFU): cinnamon… compared with distilled water coolant (very low certainty).

1 finding from 1 review

Any method, procedure or policy to reduce contaminated aerosols in dental clinics vs Any other method, no treatment or combination of methods

Acceptability and feasibility of the intervention to patients and dentists · Dental healthcare providers (dentist, dental surgery assistant, dental hygienist, dental technologist, dental laboratory staff, dental…

The review found no eligible studies for this question.

1 finding from 1 review

Combination system (Isolite) vs Conventional dental suction (low-volume evacuator / saliva ejector)

Reduction in contamination of aerosols (CFU) after ultrasonic scaling / AGP · People undergoing aerosol-generating procedures (AGPs) in a dental setting

It is very uncertain whether combination system (Isolite) changes reduction in contamination of aerosols (CFU) after ultrasonic… compared with saliva ejector (low-volume evacuator) (very low certainty).

2 findings from 1 review

Chlorhexidine (mouthrinse or gel), as part of oral hygiene care vs placebo or usual care

Plaque index (PI) / oral hygiene · Critically ill patients (adults and children) receiving mechanical ventilation in ICU
1 finding from 1 review

Rubber dam vs No rubber dam

Reduction in level of contamination in aerosols (CFU) during restorative procedures at 1 metre from mouth (CCT) · People undergoing aerosol-generating procedures (AGPs) in a dental setting

Rubber dam led to lower reduction in level of contamination in aerosols (CFU) during… compared with no rubber dam; GRADE not reported.

2 findings from 1 review

Any antimicrobial mouthwash and/or nasal spray (alone or in combination), at any concentration, delivered to healthcare workers, with or without the same intervention given to the patients with COVID-19 vs No treatment or saline or water

Incidence of symptomatic or test-positive COVID-19 infection in HCWs · Healthcare workers (HCWs) treating patients with suspected or confirmed COVID-19 infection

The review found no eligible studies for this question.

1 finding from 1 review

High-volume evacuation (HVE) vs No HVE

Reduction in level of contamination in aerosols (CFU) at less than 1 foot from oral cavity (CCTs) · People undergoing aerosol-generating procedures (AGPs) in a dental setting

High-volume evacuation (HVE) showed no clear difference in reduction in level of contamination in aerosols (CFU) at less than 1… compared with no HVE; GRADE not reported.

1 finding from 1 review